Portal

<data priority="50">

    <div id="div_name" position="before">
        <t name="b2b_fields" position="move" />
    </div>

</data>

<data priority="50">
    <xpath expr="//div[@id='billing_container']" position="replace"/>
    <xpath expr="//div[@class='d-flex justify-content-between align-items-start gap-3 mt-4 pt-2']" position="replace"/>
    <xpath expr="//div[@class='form-check form-switch mt-2']" position="replace"/>
</data>

<data priority="50">
    <xpath expr="//input[@name='name']/.." position="replace">
        <div t-attf-class="mb-3 #{error.get('firstname') and 'o_has_error' or ''} col-xl-6">
            <label class="col-form-label" for="firstname">Firstname</label>
            <input type="text" name="firstname" t-attf-class="form-control #{error.get('firstname') and 'is-invalid' or ''}" t-att-value="firstname or partner.firstname"/>
        </div>
        <div t-attf-class="mb-3 #{error.get('lastname') and 'o_has_error' or ''} col-xl-6">
            <label class="col-form-label" for="lastname">Lastname</label>
            <input type="text" name="lastname" t-attf-class="form-control #{error.get('lastname') and 'is-invalid' or ''}" t-att-value="lastname or partner.lastname"/>
        </div>
    </xpath>
</data>

<data priority="50">
    <xpath expr="//input[@name='street']/.." position="after">
        <div t-attf-class="mb-3 #{error.get('street') and 'o_has_error' or ''} col-xl-6">
            <label class="col-form-label" for="street2">Street2</label>
            <input type="text" name="street2" t-attf-class="form-control #{error.get('street2') and 'is-invalid' or ''}" t-att-value="street2 or partner.street2"/>
        </div>
    </xpath>
</data>