Question juridique clé
Whether the criminal appeal against the cantonal recusal decision was admissible
Solution extraite
The decision on recusal was an immediately challengeable incidental decision, and the appeal was timely and otherwise admissible; new evidence filed with the reply was inadmissible.
Motifs extraits
Arts. 78, 92, 80, 81, 100, 107 and 99 LTF were satisfied except for the new documents submitted at reply stage.