In AI in both bars the 3rd figure in the R.H. preserves the regular melodic shape, i.e. the last two notes of the sextuplet are the same as the second and third note. Chopin changed it in A (→GE), correcting the already written original version. The remaining sources also include the final version.
Compare the passage in the sources »
category imprint: Differences between sources; Corrections & alterations
issues: Deletions in A, Accompaniment changes
notation: Pitch