less than 3 months remaining in H1B visa ..will US POE allow to usa

My wife h1b visa and petition validity expires in feb 2013…but by the time her company sends her onsite she will be having less than 3 months before her visa expires… will US POE alow her to enter USA??? Or will there be any problem… Pls reply urgently… thanks in advance

I think you asked this question on the blog as well. Correct?