He likes loud colors. He likes to mix ball gowns with combat boots. Isaac Mizrahi went from producing couture fashion to designing a line for Target before signing an exclusive deal with the home shopping channel QVC which he says is more relevant to women than high fashion anyway. He’s also the star of the award-winning documentary “Unzipped” and a cabaret singer. We met at his Greenwich Village office where Mizrahi pulled out all the stops talking about what it’s like to grow up in an Orthodox Jewish family in Brooklyn, $1600 tee shirts and why he’s always felt more like a woman than a man.