run VM from usb key

Would I be able to run a VM from this USB key :

USB 3.0 Express RC4 USB Flash Drives | Super Talent Technology

or this one:

http://www.sandisk.nl/products/usb/drives/extreme/

More specifically, I'm thinking of running Windows Server 2012 from it,  (for testing purposes of course).

Would this work?

Thanks,

Kris