For the moment, the only way for running your VMs at the moment with Credential Guard enabled would be by using the Tech Preview.
However the problem then is that the Tech Preview requires a Windows Insider build to run on.
Wil| Author of Vimalin. The virtual machine Backup app for VMware Desktop Products
| Vimalin : Automated backups for VMware Fusion and VMware Workstation Professional
| More info at https://www.vimalin.com
| Twitter @wilva
| VMware Wiki at http://www.vi-toolkit.com
Don't waste your time. It doesn't work as advertised.