Nope. Disabled ULPS as suggested, rebooted and same issue.
I can run it just fine also with only one GPU enabled...but that can't drive a 1440p/144hz monitor at a high enough frame rate to justify the 144hz feature.
I think Nvidia did issue a driver fix that sounds like it might be related:
"Shadow of the Tomb Raider: Fixes occasional application crash in DirectX 12 mode"