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Can DomainB be directed to DomainA/DomainBHome?

Can I point Webflow hosted DomainB to a page of the Webflow hosted default domain (DomainA).
Currently DomainB redirects to DomainA
can I set up
DomainB redirecting to DomainA/DomainBHome ?

or if not can I set DomainB to redirect to DomB.DomainA ?