The shot block may respawn while bomb jumping and can be cleared by weaving a Power Bomb into the IBJ, or with a bomb placed overhead while bomb jumping. The Power Bomb can be placed one tile higher than the doors to also clear the Power Bomb Blocks above at the same time.

Requires:

"h_canNavigateHeatRooms"
"h_canIBJ"
{
  "or": [
    {
      "and": [
        {
          "or": [
            "h_canBombAboveIBJ",
            "h_canUsePowerBombs"
          ]
        },
        {
          "heatFrames": 1000
        }
      ]
    },
    {
      "and": [
        "h_canDoubleBombJump",
        {
          "heatFrames": 510
        }
      ]
    },
    {
      "and": [
        "h_canJumpIntoIBJ",
        {
          "heatFrames": 480
        }
      ]
    },
    {
      "and": [
        "h_canDoubleBombJump",
        "h_canJumpIntoIBJ",
        {
          "heatFrames": 300
        }
      ]
    }
  ]
}
{
  "or": [
    {
      "and": [
        "h_canUsePowerBombs",
        {
          "heatFrames": 50
        }
      ]
    },
    {
      "obstaclesCleared": [
        "A"
      ]
    }
  ]
}

Clears obstacles: A