At the request of any interested party or ex officio, in particular where Articles 217 and 219, the second paragraph of Article 397, of Article 417, the fourth paragraph of Article 459, of Article 459-2, the second and third paragraphs of Article 469, 4° of article 483, of article 484 or the article 494-10 of the Civil Code, the guardianship judge may order that the examination of the application give rise to an adversarial debate.