When interpreted literally, the slur of A does not exceed bar 326. However, its shape suggests leading it to the beginning of bar 327, which is confirmed by the corrected – most probably by Chopin – slur of GE (→FE→EE).
Compare the passage in the sources »
category imprint: Graphic ambiguousness; Differences between sources
issues: Inaccurate slurs in A, Authentic corrections of GE, Corrected slurs of Op. 21 in GE1
notation: Slurs