Do the right to effective counsel as denied by the trial court's refusal to hold hearing on substitution of counsel and the right to an impartial judge as denied by the trial court's refusal to disqualify itself, important enough rights under the collateral-order doctrine to make them immediately appealable to prevent irreparable harm?

Whether the right to effective counsel and the right to an impartial judge, when denied by a trial court's refusal to hold a hearing on substitution of counsel and refusal to disqualify itself, constitute immediately appealable issues under the collateral-order doctrine to prevent irreparable harm