When Prometheus and Thanos sidecar are launched simultaneously, should the Thanos sidecar launch configuration tsdb.path point to the Prometheus storage.tsdb.path-defined TSDB database data directory?

When Prometheus and Thanos sidecar are launched simultaneously, should the Thanos sidecar launch configuration tsdb.path point to the Prometheus storage.tsdb.path-defined TSDB database data directory? #19685