Per the
$1:
> Whether you test positive or negative for COVID-19 on a viral or an antibody test, you still should take steps to protect yourself and others.
> We do not know how much protection (immunity) antibodies to the virus might provide against getting infected again. Confirmed and suspected cases of reinfection have been reported, but remain rare. Scientists are working to understand this.
So your manager is correct that having antibodies does not make you absolutely immune to contracting COVID a second time. If this is the second time you’re being required to self-isolate, you should be paid for the shifts you have scheduled.
Otherwise you can reach out PRC to see what the requirements are for returning to work early.