Only for a short period of time for the purpose of prayer and fasting.
Claiming anyt6hing beyond that is misinterpreting Scripture.
And Paul didn’t write that, the Holy Spirit inspired it and is the actual author.
So why would you think that Mary and Joseph, as a married couple, should be exempt from God’s design for the marriage and family?
Why would it have been wrong for Mary to have sex with Joseph?
Oh I don’t know because only one family in Human history had to raise God perhaps
Oh I don’t know because only one family in Human history had to raise God perhaps. And why would Paul be writing about the Holy Family who was he to give them direction and after the fact???