I googled 'cable cuff mitten' because I thought I had seen one too. I didn't find the one I was thinking of, but there was this one:
http://wolfandturtle.net/Yarnpath/in..._cuff_mittens/ It sounds like you would just pick up stitches along the edge of the cable band.
Is this what you mean or were you looking for cables in the same orientation as the fingers?