Habsburg ruled Commonwealth

Interested in a POD for Habsburg ruled Poland Lithuania. Not by the same ruler of Austria but someone else from the Dynasty.

No earlier than 1699
Easiest-Sigismund Vasa converts to Lutheranism, while his sister Anna remains Catholic (reverse of OTL), Anna then marries Archduke Maximilian or Ernest, who then win election as heir of Jagiellons.
 
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