Você pode fazer isso, embora eu não tenha 100% de certeza se você pode especificar um host confiável que não seja um membro de domínio para um controlador de domínio.
De about_remote_troubleshooting
When the local computer is not in a domain, the following procedure is required for remoting.
1. Configure the computer for HTTPS transport or add the names of the
remote computers to the TrustedHosts list on the local computer.
For instructions, see "How to Add a Computer to the TrustedHosts
List" below.
2. Verify that a password is set on the workgroup-based computer. If a
password is not set or the password value is empty, you cannot run
remote commands.
To set password for your user account, use User Accounts in Control
Panel.
3. Use the Credential parameter in all remote commands.
This is required even when you are submitting the credentials
of the current user.
e
To view the list of trusted hosts, use the following command:
get-item wsman:\localhost\Client\TrustedHosts To add the names of particular computers to the list of trusted hosts, use the following command format: set-item wsman:\localhost\Client\TrustedHosts -value <ComputerName>