Have you tried finding the look you want in the Hub, and then after making sure it's downloaded, click on the blue 'In library Open scene' button?
If that works and you want to quickly load it in the future, after the character loads, select it and then on the left menu pick 'Appearance...
You're my hero!
This is literally a game changer for me, as I use vam for the game I'm making, and often have scenes I can't use due to placement of objects in an asset. Thank you so much!