We previously covered John Mueller of Google say that "links are between indexed URLs, so if one side is gone, the link is ignored." So if page A links to page B and one of those pages are noindexed, then it sounds like Google won't count the link. But it might not be the case, Google's John Mueller now says it depends....
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Google Counts Links On Noindexed Pages? It Depends.
seroundtable.com