Watching the rugby but seemingly Scotland do better when I'm on my phone instead of watching, so the wife has demanded I get back on my phone

, so I stated looking up the dual card setup of the A9 and came across this page
link, in particular the last line of the second last post. It would suggest I can record my raw files to the uhs-ii slot and video to the uhs-i slot? I've copied the text below. Could this be true?
Sort(/):
Records a still image to a memory card in the memory card slot that you select in [Select Rec. Media], and records a movie to the other memory card.